The value of all farms, rural land, hunting land and other land for sale in Indiana's Ohio County recently was approximately $7 million, representing a combined 292 acres of land for sale in Ohio County. Ohio County ranks 91st in the Hoosier?State for the total number of acres of land currently advertised for sale. Of all locations in Ohio County with land for sale, Rising Sun featured the most land for sale. Ohio County is the 92nd biggest county (87 square miles) in Indiana. It's located in the South Central Indiana region of the state.